Grinding tool

The utility model belongs to the technical field of the machining cutter, a grinding tool is disclosed, including handle of a knife and tool bit, the tool bit is cylindrical, the tool bit bottom is the blind hole, and it has a plurality of cross slots to open on the annular terminal surface of tool bit bottom, the top of blind hole is close the upper end of tool bit the side of tool bit is opened there is a plurality of square orifice. The utility model discloses cross slot and square orifice messenger coolant liquid realize the cooling on conveniently getting into the machined surface of cutter and work piece. 本实用新型属于机械加工刀具技术领域，公开了种磨削刀具，包括刀柄和刀头，所述刀头为圆柱形，所述刀头底部为盲孔，在刀头底部的环形端面上开有若干横槽，所述盲孔的顶部接近所述刀头的上端部，在所述刀头的侧边开有若干个方形口。本实用新型横槽和方形口使冷却液方便进入刀具与工件的加工面上，实现冷却。